Problem with a Vb app and runing the Winscp script

Problem with a Vb app and runing the Winscp script

Hi
I get the following error when I try to upload a file:
Error: Cannot create remote file '/MySftp.com/files/path/Test/uplaod.txt'.
Permission denied.
Error code: 3
Error message from server: Can not create /MySftp.com/files/path/Test/uplaod.txt